1 safe antenna and cable connection, 1 keep unit well away from water or moisture, 2 if exposed to rain, moisture, or strong impact – Panasonic PV-DF204 User Manual

Page 7: 3 electrical storms, 4 when unit is plugged in, 5 using accessories, 6 cleaning unit, 1 do not service product yourself, 2 replacement of parts, 3 safety check after servicing